Curated Articles
Generating Letters at Scale With Spring Batch and PDF Templates
October 21, 2026 - Reading time: 3 minutes
Spring Batch suits letter generation because a large run breaks down naturally into reading a record, merging it into a template and writing a PDF. The framework already handles chunking, restarts and job history, so the decisions that shape the result are the template design and the format of the output files, and settling those early keeps reruns predictable across tens of thousands of records.
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